NASA Astronauts Step Out on Rare Christmas Eve Spacewalk

Two NASA astronauts stepped out Tuesday on a rare Christmas Eve spacewalk to wrap up repairs to an equipment cooling system at the International Space Station.

http://www.wgrz.com/video/2969787018001/1/NASA-Astronauts-Step-Out-on-Rare-Christmas-Eve-Spacewalkhttp://cdn.newslook.com/ad/ad8d0e55f1b5c2323ade4f2968b57df6/images/frame_0016.jpgNASA Astronauts Step Out on Rare Christmas Eve SpacewalkTwo NASA astronauts stepped out Tuesday on a rare Christmas Eve spacewalk to wrap up repairs to an equipment cooling system at the International Space Station.Steve SmithtechnologyWashingtonMike Hopkinshoustonrick mastracchioSergey RyazanskiynewslookUnited States of AmericaKoichi WakataOleg KotovJapanLUCA PARMITANO00:40